<!DOCTYPE html>
<html lang="en" style="height: 100%">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="http://47.106.66.89:8080/js/vue.min.js"></script>
    <script src="http://47.106.66.89:8080/js/axios.min.js"></script>
    <link  href="http://47.106.66.89:8080/js/ele-2.15.7/theme-chalk/index.css" rel="stylesheet">
    <script src="http://47.106.66.89:8080/js/ele-2.15.7/index.js"></script>
    <script src="/sign/js/sign.js"></script>
</head>
<body style="height: 100%; display: flex;justify-content: center; align-items: center">
<div id="app">
    <div style="width: 300px; height: 200px; background-color: #eee; margin: auto;
            display: flex; justify-content: center;align-items: center">
        <sign ref="s"></sign>
    </div>
</div>
<script>
    var v = new Vue({
        el:"#app"
    })
</script>
</body>
</html>